🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.44 AU - 0.68 AU

Year: 271 Days

Day: 27 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.48 AU - 0.64 AU

Year: 271 Days

Day: 39.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 38.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.9

Radius: 12.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.76 AU - 3.66 AU

Year: 3713 Days

Day: 13 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,722,821 km

• M1: 159,471 km (0.11 R)
• M2: 563,535 km (0.08 R)
• M3: 1,077,553 km (0.1 R)
• M4: 2,860,311 km (0.118 R)
• M5: 3,409,485 km (0.097 R)
• M6: 4,443,805 km (0.112 R)
• M7: 5,703,868 km (0.099 R)
• M8: 7,704,290 km (0.066 R)
• M9: 8,278,896 km (0.101 R)
• M10: 8,701,360 km (0.093 R)
• M11: 9,175,436 km (0.075 R)
• M12: 9,782,654 km (0.118 R)
• M13: 11,289,553 km (0.088 R)
• M14: 12,529,121 km (0.065 R)
• M15: 13,276,961 km (0.09 R)
• M16: 14,657,300 km (0.085 R)
• M17: 15,277,234 km (0.095 R)
• M18: 16,404,304 km (0.071 R)
• M19: 16,903,961 km (0.096 R)
• M20: 17,643,722 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.8

Radius: 13.6

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.87 AU - 7.05 AU

Year: 9395 Days

Day: 10.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,722,821 km

• M1: 170,841 km (0.107 R)
• M2: 765,642 km (0.05 R)
• M3: 1,555,967 km (0.038 R)
• M4: 2,165,130 km (0.109 R)
• M5: 2,703,533 km (0.106 R)
• M6: 4,161,813 km (0.096 R)
• M7: 4,819,744 km (0.115 R)
• M8: 6,677,301 km (0.099 R)
• M9: 7,956,812 km (0.056 R)
• M10: 8,700,163 km (0.098 R)
• M11: 9,441,570 km (0.106 R)
• M12: 9,926,118 km (0.073 R)
• M13: 11,050,795 km (0.096 R)
• M14: 11,699,301 km (0.09 R)
• M15: 12,202,100 km (0.096 R)
• M16: 15,462,436 km (0.051 R)
• M17: 17,690,397 km (0.106 R)
• M18: 20,766,877 km (0.119 R)
• M19: 25,093,397 km (0.107 R)
• M20: 29,164,404 km (0.118 R)
• M21: 30,194,984 km (0.098 R)
• M22: 32,111,033 km (0.09 R)
• M23: 32,877,573 km (0.066 R)
• M24: 42,003,791 km (0.116 R)
• M25: 42,657,384 km (0.107 R)
• M26: 43,851,025 km (0.079 R)
• M27: 46,583,281 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 13,611 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit